Clérigos Church, an 18th-century baroque building topped by the nearly 250-foot Torre dos Clérigos (or Clérigos Tower), offers unrivalled views of the Douro River and Porto's old town.

This iconic arching iron bridge straddles the Douro River, connecting Porto to Vila Nova de Gaia ... a collection of centuries-old sculptures and a silver altarpiece that was once used as the ...